body{

  width: 100%;
  height:100%;
  //利用flex布局让内容content模块垂直居中
  display: flex;
  flex-direction: column;

  font-family: 'Roboto', sans-serif;
}

.beijing{
  /*background:url(../img/previewFix.jpg) no-repeat;*/
  /*!*把背景图片放大到适合元素容器的尺寸，图片比例不变*!*/
  /*background-size:cover;*/
  /*background-attachment:fixed;*/
  /*  filter: opacity(70%);*/
    width: 100%;
    height: 100%;
    position: absolute;
    left:0;
    top:0;
    background:url(../img/previewFix.jpg) no-repeat;

    background-size: cover;
    /*模糊化*/
    filter: blur(2px);

}
.container{
  /*border:1px solid white;*/
  width: 600px;
  height: 350px;
  position: absolute;

  top:50%;
  left:50%;
  transform: translate(-50%, -50%);
  display: flex;
  /* 透明化 */
  filter: opacity(85%);
}
.backbox{  
  background-color: #404040;
  width: 100%;
  height: 80%;
  position: absolute;
  transform: translate(0,-50%);
  top:50%;
  display: inline-flex;
}

.frontbox{
  background-color: white;
  border-radius: 20px;
  height: 100%;
  width: 50%;
  z-index: 10;
  position: absolute;
  right:0;
  margin-right: 3%;
  margin-left: 3%;
  transition: right .8s ease-in-out;
}

.moving{
  right:45%;
}

.loginMsg, .signupMsg{
  width: 50%;
  height: 100%;
  font-size: 15px;
  box-sizing: border-box;
}

.loginMsg .title,
.signupMsg .title{
  font-weight: 300;
  font-size: 23px;
}

.loginMsg p,
.signupMsg p {
  font-weight: 100;
}

.textcontent{
  color:white;
  margin-top:65px;
  margin-left: 12%;
}

.loginMsg button,
.signupMsg button {
  background-color: #404040;
  border: 2px solid white;
  border-radius: 10px;
  color:white;
  font-size: 12px;
  box-sizing: content-box;
  font-weight: 300;
  padding:10px;
  margin-top: 20px;
}

/* front box content*/
.login, .signup{
  padding: 20px;
  text-align: center;
}



.login h2,
.signup h2 {
  color: #35B729;
  font-size:22px;
}

.inputbox{
  margin-top:30px; 
}
.inputbox2{
  margin-top:20px;
}
.login input{
  display: block;
  width: 100%;
  height: 40px;
  background-color: #f2f2f2;
  border: none;
  margin-bottom:20px;
  font-size: 12px;
}

.signup input {
  display: block;
  width: 100%;
  height: 30px;
  background-color: #f2f2f2;
  border: none;
  margin-bottom:15px;
  font-size: 12px;
}
.box{
        position: relative;
        width: 100%;
        height: 30px;
        margin-bottom:15px;
        background-color: #f2f2f2;
    }

.box button{
        position: absolute;
        top: 12%;
        right: 0;
        background-color: #f2f2f2;
        font-family: 'Roboto', sans-serif;
        font-size: 14px;
        border: none;   // 去掉边框
        outline: none;  // 去掉点击按钮后的边框
     }

.login button,
.signup .end{
  background-color: #35B729;
  border: none;
  color:white;
  font-size: 12px;
  font-weight: 300;
  box-sizing: content-box;
  padding:10px;
  border-radius: 10px;
  width: 60px;
  position: absolute;
  right:30px;
  bottom: 30px;
  cursor: pointer;
}

/* Fade In & Out*/
.login p {
  cursor: pointer;
  color:#404040;
  font-size:15px;
}

.loginMsg, .signupMsg{
  /*opacity: 1;*/
  transition: opacity .8s ease-in-out;
}

.visibility{
  opacity: 0;
}

.hide{
  display: none;
}